Which of the following activities is NOT effective as a focus for a lesson?

The activity of presenting new vocabulary and asking students to define the words is less effective as a focus for a lesson because it tends to place emphasis solely on vocabulary acquisition without a broader context or application. This approach can lead to superficial understanding. Effective lesson focuses should integrate vocabulary with meaningful engagement in the subject matter, fostering deeper comprehension and retention. Engaging students in discussions, introducing real-world applications, and utilizing multimedia resources provide opportunities for active participation, critical thinking, and connections to prior knowledge, making them more effective approaches for lesson focus.